[Info-vax] Hand scanners and VMS.

Arne Vajhøj arne at vajhoej.dk
Fri Jul 22 09:41:33 EDT 2022


On 7/22/2022 9:15 AM, Jan-Erik Söderholm wrote:
> Den 2022-07-22 kl. 14:24, skrev Bill Gunshannon:
>> On 7/21/22 23:55, Dave Froble wrote:
>>> On 7/21/2022 8:25 PM, Dave Froble wrote:
>>>> Faced with such an issue, I would be looking ahead, not trying to 
>>>> continue with
>>>> yesterday's solutions.  Why?  Because yesterday's solutions just 
>>>> might no longer
>>>> be available.
>>>>
>>>> The first thing I'd be looking for is a device that lives on 
>>>> ethernet, or wifi,
>>>> but I trust wires more.  Terminal servers are a method of connecting to
>>>> ethernet, but I don't know what's still available.  A edvice that 
>>>> takes an RJ45
>>>> plug and talks TCP/IP would be what I'd look for.

>>> Thinking about it a bit more, perhaps a minimal cheap small PC might 
>>> work.
>>>
>>> No keyboard, mouse, and monitor.  Just an app that waits for the 
>>> scanner input, connects to an app on VMS, sends the scanner info, 
>>> then goes back to waiting for the scanner.  If interested, we can 
>>> discuss how to set something like this up.
>>
>> Sounds like a job for a RaspberryPI.
>>
>> Could even do it with an Arduino, but that would take more work.
> 
> If you have read the other replies, RasPi has already been suggested.
> And I also replied that I do not find it suitable for an assembly line
> environment. And it must standard HW that you can buy from-the-shelf.
> 
> This should not be rocket science. There must be many that have needs
> to report products in different stages in assembly cells along the line.
> 
> I have now also looked at the Moxa devices and they seem to have boxes
> that matched what we need and they are also easy to find in the market.
> Such as the “Nport 5110”. Cheap enough, I’ll probably buy one and test…

Let me start by saying that I know nothing about current scanner
technology.

But I would have thougth you could get a scanner that:
- communicated via WiFi
- when scanned made a web service call with the scanned
   data

This is really the PC/RaspberryPI solution - I am just
expecting that computer to be builtin to the scanner
itself.

Arne




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